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A back up beeper warns of a garbage truck backing up as it works its way around a cul-de-sac. A white-noise back-up beeper provides a less disruptive alert than the original pure-tone alert. A back-up beeper, also known as back-up alarm or vehicle motion alarm, is a device intended to warn passers-by of a vehicle moving in reverse.
Warning sounds may be driver triggered (as in a horn but less urgent) or automatic at low speeds; in type, they vary from clearly artificial (beeps, chimes) to those that mimic engine sounds and those of tires moving over gravel. Japan issued guidelines for such warning devices in January 2010 and the U.S. approved legislation in December 2010.
Pages in category "Warning systems" ... Warning system * Early warning system; Safety sign; 0–9. No.1-class patrol boat (1945) ... Back-up beeper; Balisor;
Harmonization of reverse warning sound of vehicles is planned by an adopted UNECE regulation for entry into force in January 2023. [2] According to this regulation, "Audible reverse warning device" means a device, emitting an acoustic signal to the outside of a vehicle while reversing, which is intended to give audible warning of the presence ...
The National Public Warning System, also known as the Primary Entry Point (PEP) stations, is a network of 77 radio stations that are, in coordination with FEMA, used to originate emergency alert and warning information to the public before, during, and after incidents and disasters. PEP stations are equipped with additional and backup ...
Car alarms work by emitting high-volume sound (often a vehicle-mounted siren, klaxon, pre-recorded verbal warning, the vehicle's own horn, or a combination of these) when the conditions necessary for triggering it are met. Such alarms may also cause the vehicle's headlights to flash, may notify the car's owner of the incident via a paging ...